Solve.The number B (measured in thousands) of a certain type of endangered bird can be approximated by the equation B = 1.13x2 + 3.8x + 6.94, where x is the number of years after 1998. How many birds does the equation predict there will be in the year 2003?
A. 47,250 birds
B. 38,990 birds
C. 54,190 birds
D. 31,590 birds
Answer: C
Mathematics
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A. 9 + 56s B. 72 + 504s C. 72 + 56s D. 72 + 7s
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Write the shaded area in the figure as a mixed number and as an improper fraction.
A. 1
; 
B. 1
; 
C. 1
; 
D. 1
; 
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Write the expression in condensed form.2 ln 
- 10 ln 
A. ln(x3 - y8)
B. ln 
C. ln 
D. ln 
Mathematics
Solve.-72 = 8a
A. a = 1 B. a = 80 C. a = -9 D. a = -80
Mathematics